40100480

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{8951}}^1$

素因数の和:8977

約数の個数: 64

約数和(自身を含む): 109572480

約数和(自身を除く): 69472000

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 128, 140, 160, 224, 280, 320, 448, 560, 640, 896, 1120, 2240, 4480, 8951, 17902, 35804, 44755, 62657, 71608, 89510, 125314, 143216, 179020, 250628, 286432, 313285, 358040, 501256, 572864, 626570, 716080, 1002512, 1145728, 1253140, 1432160, 2005024, 2506280, 2864320, 4010048, 5012560, 5728640, 8020096, 10025120, 20050240, 40100480]

約数ペア:

[(1, 40100480), (2, 20050240), (4, 10025120), (5, 8020096), (7, 5728640), (8, 5012560), (10, 4010048), (14, 2864320), (16, 2506280), (20, 2005024), (28, 1432160), (32, 1253140), (35, 1145728), (40, 1002512), (56, 716080), (64, 626570), (70, 572864), (80, 501256), (112, 358040), (128, 313285), (140, 286432), (160, 250628), (224, 179020), (280, 143216), (320, 125314), (448, 89510), (560, 71608), (640, 62657), (896, 44755), (1120, 35804), (2240, 17902), (4480, 8951)]